The specific diagnostic test, beyond Somatic Cell Count (SCC), that provides the most immediate and precise identification of the bacterial pathogen causing subclinical mastitis in individual cows is Polymerase Chain Reaction, commonly known as PCR. PCR is a molecular diagnostic technique that directly detects the unique genetic material, either DNA or RNA, of specific bacterial pathogens within a milk sample. This process works by amplifying, or making many copies of, very small segments of the pathogen's genetic material, even when only a few bacte....
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